<?php
class EndpointsApi extends ApiController
{
	public function default()
	{
		// $this->requireAuth();
		$obj = $this->input;

		//variables Definition
		$command = "null";

		//Log
		$logManager = new LogManager('../logs/api/' . date("Y-m-d") . '.log');
		$logManager->setLevel(LOGLEVEL);

		//Token Checks
		if ($obj['token'] == null || !isset($obj['token'])) {
			$this->response([
				'state' => 'unsuccess',
				'errorMSG' => "Missing Value Token in JSON payload",
			], 401);
			die();
		}

		//Vstupní Checky
		if (!DeviceManager::registeret($obj['token'])) {
			//Notification data setup
			$notificationMng = new NotificationManager;
			$notificationData = [
				'title' => 'Info',
				'body' => 'New device Detected Found',
				'icon' => BASEDIR . '/app/templates/images/icon-192x192.png',
			];

			//Subdevice Registration
			$device = DeviceManager::create($obj['token'], $obj['token']);
			foreach ($obj['values'] as $key => $value) {
				if (!SubDeviceManager::getSubDeviceByMaster($device['device_id'], $key)) {
					SubDeviceManager::create($device['device_id'], $key, UNITS[$key]);
				}
			}

			//Notification for newly added Device
			if ($notificationData != []) {
				$subscribers = $notificationMng::getSubscription();
				foreach ($subscribers as $key => $subscriber) {
					$logManager->write("[NOTIFICATION] SENDING TO" . $subscriber['id'] . " ", LogRecordTypes::INFO);
					$notificationMng::sendSimpleNotification(SERVERKEY, $subscriber['token'], $notificationData);
				}
			}

			$logManager->write("[API] Registering Device", LogRecordTypes::INFO);
			$this->response([
				'state' => 'unsuccess',
				'errorMSG' => "Device not registeret",
			], 401);
		}

		if (!DeviceManager::approved($obj['token'])) {
			$this->response([
				'state' => 'unsuccess',
				'errorMSG' => "Unaproved Device",
			], 401);
		}

		$device = DeviceManager::getDeviceByToken($obj['token']);
		DeviceManager::setHeartbeat($device['device_id']);

		//Diagnostic
		if (isset($obj['settings'])) {
			$data = ['mac' => $obj['settings']["network"]["mac"], 'ip_address' => $obj['settings']["network"]["ip"]];
			if (array_key_exists("firmware_hash", $obj['settings'])) {
				$data['firmware_hash'] = $obj['settings']["firmware_hash"];
			}
			DeviceManager::editByToken($obj['token'], $data);
		}

		//Log Data Save
		if (isset($obj['logs'])) {
			foreach ($obj['logs'] as $log) {
				$deviceLogManager = new LogManager('../logs/devices/' . date("Y-m-d") . '.log');
				$deviceLogManager->setLevel(LOGLEVEL);
				if ($log != 'HTTP_UPDATE_FAILD code-102 messageFile Not Found (404)') {
					$deviceLogManager->write("[Device Log Msg] Device_ID " . $device['device_id'] . "->" . $log, LogRecordTypes::ERROR);
				}
				unset($deviceLogManager);
			}
			$this->response([
				'state' => 'succes',
				'command' => $command,
			], 200);
			die();
		}

		// Issuing command
		if ($command == "null") {
			$deviceCommand = $device["command"];
			if ($deviceCommand != '' && $deviceCommand != null && $deviceCommand != "null") {
				$command = $deviceCommand;
				$data = [
					'command' => 'null'
				];
				DeviceManager::editByToken($obj['token'], $data);
				$logManager->write("[API] Device_ID " . $device['device_id'] . " executing command " . $command, LogRecordTypes::INFO);
			}
		}

		$jsonAnswer = [];
		$subDeviceLastReordValue = [];

		if (isset($obj['values'])) {
			//ZAPIS
			foreach ($obj['values'] as $key => $value) {
				if (!SubDeviceManager::getSubDeviceByMaster($device['device_id'], $key)) {
					SubDeviceManager::create($device['device_id'], $key, UNITS[$key]);
				}

				$subDeviceLastReordValue[$key] = $value['value'];
				RecordManager::create($device['device_id'], $key, round($value['value'], 3), 'device');
				$logManager->write("[API] Device_ID " . $device['device_id'] . " writed value " . $key . ' ' . $value['value'], LogRecordTypes::INFO);

				//notification
				if ($key == 'door' || $key == 'water') {
					$notificationMng = new NotificationManager;
					$notificationData = [];

					switch ($key) {
						case 'door':
							$notificationData = [
								'title' => 'Info',
								'body' => 'Someone just open up ' . $device['name'],
								'icon' => BASEDIR . '/app/templates/images/icon-192x192.png',
							];

							break;
						case 'water':
							$notificationData = [
								'title' => 'Alert',
								'body' => 'Wather leak detected by ' . $device['name'],
								'icon' => BASEDIR . '/app/templates/images/icon-192x192.png',
							];
							break;
					}
					if (DEBUGMOD) $notificationData['body'] .= ' value=' . $value['value'];
					if ($notificationData != []) {
						$subscribers = $notificationMng::getSubscription();
						foreach ($subscribers as $key => $subscriber) {
							$logManager->write("[NOTIFICATION] SENDING TO" . $subscriber['id'] . " ", LogRecordTypes::INFO);
							$notificationMng::sendSimpleNotification(SERVERKEY, $subscriber['token'], $notificationData);
						}
					}
				}
			}


			//upravit format na setings-> netvork etc

			$subDevicesTypeList = SubDeviceManager::getSubDeviceSTypeForMater($device['device_id']);
			if (!in_array($subDevicesTypeList, ['on/off', 'door', 'water'])) {
				$jsonAnswer['device']['sleepTime'] = $device['sleep_time'];
			}
		} else {
			if (count(SubDeviceManager::getAllSubDevices($device['device_id'])) == 0) {
				//SubDeviceManager::create($device['device_id'], 'on/off', UNITS[$key]);
				//RecordManager::create($device['device_id'], 'on/off', 0);
			}

			$subDevicesData = SubDeviceManager::getAllSubDevices($device['device_id']);

			foreach ($subDevicesData as $key => $subDeviceData) {
				$subDeviceId = $subDeviceData['subdevice_id'];
				$subDeviceLastReord = RecordManager::getLastRecord($subDeviceId);
				if (!empty($subDeviceLastReord)) {
					$subDeviceLastReordValue[$subDeviceData['type']] = $subDeviceLastReord['value'];
					if ($subDeviceLastReord['execuded'] == 0) {
						$logManager->write("[API] subDevice_ID " . $subDeviceId . " executed comand with value " . json_encode($subDeviceLastReordValue) . " executed " . $subDeviceLastReord['execuded'], LogRecordTypes::INFO);
						RecordManager::setExecuted($subDeviceLastReord['record_id']);
					}
				}
			}
		}

		$hostname = "";
		$hostname = strtolower($device['name']);
		$hostname = str_replace(' ', '_', $hostname);

		$jsonAnswer['device']['hostname'] = $hostname;
		$jsonAnswer['state'] = 'succes';
		$jsonAnswer['values'] = $subDeviceLastReordValue;
		$jsonAnswer['command'] = $command;

		$this->response($jsonAnswer);
		// this method returns response as json
		//unset($logManager); //TODO: Opravit
		die();
	}

	protected function requireAuth()
	{
		if (isset($_SERVER['HTTP_AUTHORIZATION'])) {
			// TODO: call appropriate class/method
			$deviceManager = new DeviceManager();
			list($type, $hash) = explode(' ', $_SERVER['HTTP_AUTHORIZATION']);
			$this->authenticated = $deviceManager->approved($hash);
			return $hash;
			if (!$this->authenticated) {
				throw new Exception("Authorization required", 401);
			}
		} else {
			throw new Exception("Authorization required", 401);
		}
	}

	public function default_v2()
	{
		$token = $this->requireAuth();
		$obj = $this->input;
		$response = [];

		$device = DeviceManager::getDeviceByToken($token);
		DeviceManager::setHeartbeat($device['device_id']);

		// Issue command
		$deviceCommand = $device["command"];
		if ($deviceCommand != '' && $deviceCommand != null && $deviceCommand != "null") {
			$response['command'] = $deviceCommand;
			DeviceManager::editByToken($obj['token'], ['command' => 'null']);
		}

		$subDevicesData = SubDeviceManager::getAllSubDevices($device['device_id']);
		if (count($subDevicesData) > 0) {
			foreach ($subDevicesData as $key => $subDeviceData) {
				$subDeviceId = $subDeviceData['subdevice_id'];
				$subDeviceLastReord = RecordManager::getLastRecord($subDeviceId);
				if (!empty($subDeviceLastReord)) {
					$response['values'][$subDeviceData['type']] = $subDeviceLastReord['value'];
					if ($subDeviceLastReord['execuded'] == 0) {
						RecordManager::setExecuted($subDeviceLastReord['record_id']);
					}
				}
			}
		}

		$this->response($response, 200);
	}

	public function cofiguration_v2()
	{
		$token = $this->requireAuth();
		$response = [];

		$device = DeviceManager::getDeviceByToken($token);
		DeviceManager::setHeartbeat($device['device_id']);

		if (!empty($device["name"]) && isset($device["name"])) $response["nettwork"]['hostname'] = $this->nameToHostname($device["name"]);
		if (!empty($device["ip_address"]) && isset($device["ip_address"])) $response["nettwork"]['ip'] = $device["ip_address"];
		if (!empty($device["gateway"]) && isset($device["gateway"])) $response["nettwork"]['gateway'] = $device["gateway"];
		if (!empty($device["dns"]) && isset($device["dns"])) $response["nettwork"]['dns'] = $device["dns"];
		if (!empty($device["sleep_time"]) && isset($device["sleep_time"])) $response["sleep"] = $device["sleep_time"];

		$this->response($response, 200);
	}

	private function nameToHostname(string $name = null)
	{
		$hostname = "";
		$hostname = strtolower($name);
		return str_replace(' ', '_', $hostname);
	}
}